diff options
| author |   Andrew Lunn <andrew@lunn.ch> | 2017-01-24 14:53:51 +0100 |
|---|---|---|
| committer |   David S. Miller <davem@davemloft.net> | 2017-01-24 15:33:51 -0500 |
| commit | c61a6a71e7a48ff3a8714a93b9d4f6caa67990b1 (patch) | |
| tree | 892ac96062ce5cd59089cba6cf0fe3a789e78161 /drivers/net/dsa/mv88e6xxx/global2.c | |
| parent | net: dsa: mv88e6xxx: Support multiple MDIO busses (diff) | |
| download | linux-dev-c61a6a71e7a48ff3a8714a93b9d4f6caa67990b1.tar.xz linux-dev-c61a6a71e7a48ff3a8714a93b9d4f6caa67990b1.zip | |
net: dsa: mv88e6xxx: Implement the 6390 external MDIO bus
With all the infrastructure in place, implement access to the external
MDIO bus on the 6390 family.
Signed-off-by: Andrew Lunn <andrew@lunn.ch>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/dsa/mv88e6xxx/global2.c')
| -rw-r--r-- | drivers/net/dsa/mv88e6xxx/global2.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/drivers/net/dsa/mv88e6xxx/global2.c b/drivers/net/dsa/mv88e6xxx/global2.c index 1f9a12a1fad9..353e26bea3c3 100644 --- a/drivers/net/dsa/mv88e6xxx/global2.c +++ b/drivers/net/dsa/mv88e6xxx/global2.c @@ -506,8 +506,12 @@ int mv88e6xxx_g2_smi_phy_read(struct mv88e6xxx_chip *chip, int addr, int reg, u16 *val) { u16 cmd = GLOBAL2_SMI_PHY_CMD_OP_22_READ_DATA | (addr << 5) | reg; + struct mv88e6xxx_mdio_bus *mdio_bus = bus->priv; int err; + if (mdio_bus->external) + cmd |= GLOBAL2_SMI_PHY_CMD_EXTERNAL; + err = mv88e6xxx_g2_smi_phy_wait(chip); if (err) return err; @@ -524,8 +528,12 @@ int mv88e6xxx_g2_smi_phy_write(struct mv88e6xxx_chip *chip, int addr, int reg, u16 val) { u16 cmd = GLOBAL2_SMI_PHY_CMD_OP_22_WRITE_DATA | (addr << 5) | reg; + struct mv88e6xxx_mdio_bus *mdio_bus = bus->priv; int err; + if (mdio_bus->external) + cmd |= GLOBAL2_SMI_PHY_CMD_EXTERNAL; + err = mv88e6xxx_g2_smi_phy_wait(chip); if (err) return err; |